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Unleash Right Side Flange With Kf-25 Port& 1/4" Barbed Hose Fitting For 60 Mm Tube - Eq-fl-60kf25-ft(r) Instant 50% Discount [VSjDYrUK]

$138.99 $444.99 -69%

This is the right side of the smart sealing assembly for a vacuum tube furnace to seal one end of OD 60 mm tube without any welding and gluing.  SPECIFICATIONSStructure            FeaturesSeal the tube by tightening screws on the flange without any w

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Unleash Right Side Flange With Kf-25 Port& 1/4" Barbed Hose Fitting For 60 Mm Tube - Eq-fl-60kf25-ft(r) Instant 50% Discount [VSjDYrUK]

This is the right side of the smart sealing assembly for a vacuum tube furnace to seal one end of OD 60 mm tube without any welding and gluing.

  SPECIFICATIONS


Structure
            


Features
  • Seal the tube by tightening screws on the flange without any welding and glue.
  • Made of Stainless Steel ( SS304)  with double high-temperature silicon O-rings on each flange.
  • Excellent for any type of tubing: ceramic, glass, quartz, and steel pipe.
  • Vacuum level:  10-5 torr by molecular pump and 10-2 torr by a mechanical pump




Descriptions
  • One end flange has a barbed needle valve,1/4" feedthrough for thermocouple inserted, and 1/8 NPS valve with installed  Mechanical Pressure Gauge. (if you need  Compact Digital Vacuum Gauge, please choose from the product option at extra cost. If you don't need a vacuum gauge, please instruct us when you order, we can take it off, but no price deduction )  
  • Another end flange has a KF25 port with a barbed needle valve. You may need a KFD25 angle valve before connecting the vacuum port to the vacuum pump. Please choose the KF25 angle valve at the related product below.
  • Seal the tube by tightening screws on the flange without any welding and glue.
  • 1/4" in diameter vacuum sealing assembly will connect with a 1/4" rubber hose.
  • Designed for MTI OTF-1200X Desktop Quartz Tube Furnace.
  • Excellent for any type of tubing: ceramic, glass, quartz, and steel pipe.


Installation Video


Dimensions
   Click to enlarge
Warning
  • Must put a refractory tube block in front of the flange (see picture below) to avoid heat radiation melt silicone O-ring. You order a ceramic block in related products.
  • Please do not over-tighten the three hex screws on the flanges to avoid overpressure incidents. The recommended torque is 35~40 inch-lbs.
  • For liability considerations, MTI does not recommend or endorse the use of any toxic, flammable or corrosive gases with our flange assemblies. Please contact us with any concerns.
       
Optional Click here to order another size vacuum flange.                   Click pic to order KF40 to KF25  adaptor if you need a KF40 port
                                                           
 

What Our Customers Say

January 21, 2026

Absolutely no complaints!

A great tool that is easy to handle.

- Durand J..

January 21, 2026

Absolutely no complaints!

An outstanding tool. Very solid.

- Llywelyn K..

January 21, 2026

Absolutely no complaints!

This is a clever and impressive gadget.

- Rhianedd H..

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